Re: [PATCH 2/3] cifs: Make CIFS_DEBUG possible to undefine

From: Jeff Layton
Date: Fri Nov 30 2012 - 10:03:47 EST


On Fri, 30 Nov 2012 06:52:09 -0800
Joe Perches <joe@xxxxxxxxxxx> wrote:

> On Fri, 2012-11-30 at 06:49 -0500, Jeff Layton wrote:
> > On Thu, 29 Nov 2012 11:37:19 -0800
> > Joe Perches <joe@xxxxxxxxxxx> wrote:
> >
> > > Make the compilation work again when CIFS_DEBUG is not #define'd.
> > >
> > > Add format and argument verification for the various macros when
> > > CIFS_DEBUG is not #define'd.
> []
> > Would it be better to simply make those the standard
> >
> > "do { ; } while(0)" noop macros?
> >
> > I'm not sure I see the point in keeping the printk statements in there...
>
> Actually, that's not standard.
> Look at printk.h
>
> It prevents developers from adding code that compiles
> without warnings in one mode but compiles with warnings
> in another.
>
> The idea is to make sure that format and arguments always
> match regardless of whether or not you are compiling
> debug or non-debug.
>
>

Fair enough then...

Reviewed-by: Jeff Layton <jlayton@xxxxxxxxxx>
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